(Data from Procter & Gamble Safety study 2000045 [5.3% strips] and 2000143 [6% strips]. Note: The procedure used is only published as a book chapter (Whelton, 1996). The calculations are based on salivary flow of 0.3 ml/min. The numbers in parenthesis represent exposure based on the daily use of 4 strips.

Table 3.12. Available hydrogen peroxide in the saliva during the first 30 and 60 minutes